allprojects {
		repositories {
			...
			maven { url 'https://www.jitpack.io' }
		}
	}

dependencies {
	        compile 'com.github.gittjy:CirclePercentBar:1.0.1'
	}

<com.android.tu.circlelibrary.CirclePercentBar
        android:id="@+id/circle_bar"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_margin="20dp"
        android:layout_gravity="center_horizontal"
        app:arcWidth="30dp"
        app:circleRadius="100dp"
        app:centerTextSize="30sp"
        app:arcColor="@color/colorPrimary"
        app:centerTextColor="@color/colorAccent"
        app:arcStartColor="@android:color/holo_green_light"/>

circlePercentBar.setPercentData(data,new DecelerateInterpolator());